常見(jiàn)例句雙語(yǔ)例句We use the phase transfer catalyst to prepare DPDTT: Tetrabutylammonium hydrogen sulfate ( TBAS) as phase-transfer agent.最後利用相轉(zhuǎn)移催化劑法，B在相轉(zhuǎn)移催化劑四正丁基硫酸氫銨的催化下反應(yīng)生成目標(biāo)産物DPDTT。 返回 tetrabutylammonium hydrogen sulfate